A small area along the riverside of West Street that contains the Mount Isa City Council's Civic Centre is not part of the townside suburb of Mount Isa City but part of the mineside suburb of Miles End that extends across the river.

[6] As the central business district for the town, the land use is predominantly commercial services with only a small amount of residential development mostly in the east of the suburb.

It is thought to be a deliberate corruption of Mount Ida, the abandoned mining town in Western Australia which featured in the reminiscences of his friend Moses Rowlands.

[14][16] The Mount Isa City Council operates a Civic Centre including a public library and park at 23 West Street (20°43′32″S 139°29′23″E / 20.7255°S 139.4898°E / -20.7255; 139.4898 (Civic Centre with library and park)).

[17] The Copper City Mount Isa branch of the Queensland Country Women's Association has its rooms at 3 Isa Street (20°43′43″S 139°29′28″E / 20.7286°S 139.4912°E / -20.7286; 139.4912 (Queensland Country Women's Association)).